Finding the Third Proportional to 2,163,036 and 5,007,288

Step by Step Solution

1. Step 1: Write the proportion equation
   2,163,036 : 5,007,288 = 5,007,288 : x
2. Step 2: Convert to fraction form
   2,163,036/5,007,288 = 5,007,288/x
3. Step 3: Cross multiply
   2,163,036x = 5,007,288 × 5,007,288
4. Step 4: Simplify right side
   2,163,036x = 25,072,933,114,944
5. Step 5: Solve for x
   x = 25,072,933,114,944/2,163,036
6. Step 6: Final answer
   x = 11,591,546.84